<template>
	<div id="main" style="width:700px;height:700px"></div>
</template>

<script>
import * as echarts from 'echarts'

export default {
	data() {
		return {
			chartDom: '',
			myChart: '',

			option: {
				series: [
					{
						name: 'hour',
						type: 'gauge',
						startAngle: 90,
						endAngle: -270,
						min: 0,
						max: 12,
						splitNumber: 12,
						axisLine: {
							lineStyle: {
								width: 15,
								color: [[1, 'rgba(0,0,0,0.7)']],
								shadowColor: 'rgba(0, 0, 0, 0.5)',
								shadowBlur: 15,
							},
						},
						splitLine: {
							lineStyle: {
								shadowColor: 'rgba(0, 0, 0, 0.3)',
								shadowBlur: 3,
								shadowOffsetX: 1,
								shadowOffsetY: 2,
							},
						},
						axisLabel: {
							fontSize: 50,
							distance: 25,
							formatter: function(value) {
								if (value === 0) {
									return ''
								}
								return value
							},
						},
						anchor: {
							show: true,
							icon:
								'path://M532.8,70.8C532.8,70.8,532.8,70.8,532.8,70.8L532.8,70.8C532.7,70.8,532.8,70.8,532.8,70.8z M456.1,49.6c-2.2-6.2-8.1-10.6-15-10.6h-37.5v10.6h37.5l0,0c2.9,0,5.3,2.4,5.3,5.3c0,2.9-2.4,5.3-5.3,5.3v0h-22.5c-1.5,0.1-3,0.4-4.3,0.9c-4.5,1.6-8.1,5.2-9.7,9.8c-0.6,1.7-0.9,3.4-0.9,5.3v16h10.6v-16l0,0l0,0c0-2.7,2.1-5,4.7-5.3h10.3l10.4,21.2h11.8l-10.4-21.2h0c6.9,0,12.8-4.4,15-10.6c0.6-1.7,0.9-3.5,0.9-5.3C457,53,456.7,51.2,456.1,49.6z M388.9,92.1h11.3L381,39h-3.6h-11.3L346.8,92v0h11.3l3.9-10.7h7.3h7.7l3.9-10.6h-7.7h-7.3l7.7-21.2v0L388.9,92.1z M301,38.9h-10.6v53.1H301V70.8h28.4l3.7-10.6H301V38.9zM333.2,38.9v10.6v10.7v31.9h10.6V38.9H333.2z M249.5,81.4L249.5,81.4L249.5,81.4c-2.9,0-5.3-2.4-5.3-5.3h0V54.9h0l0,0c0-2.9,2.4-5.3,5.3-5.3l0,0l0,0h33.6l3.9-10.6h-37.5c-1.9,0-3.6,0.3-5.3,0.9c-4.5,1.6-8.1,5.2-9.7,9.7c-0.6,1.7-0.9,3.5-0.9,5.3l0,0v21.3c0,1.9,0.3,3.6,0.9,5.3c1.6,4.5,5.2,8.1,9.7,9.7c1.7,0.6,3.5,0.9,5.3,0.9h33.6l3.9-10.6H249.5z M176.8,38.9v10.6h49.6l3.9-10.6H176.8z M192.7,81.4L192.7,81.4L192.7,81.4c-2.9,0-5.3-2.4-5.3-5.3l0,0v-5.3h38.9l3.9-10.6h-53.4v10.6v5.3l0,0c0,1.9,0.3,3.6,0.9,5.3c1.6,4.5,5.2,8.1,9.7,9.7c1.7,0.6,3.4,0.9,5.3,0.9h23.4h10.2l3.9-10.6l0,0H192.7z M460.1,38.9v10.6h21.4v42.5h10.6V49.6h17.5l3.8-10.6H460.1z M541.6,68.2c-0.2,0.1-0.4,0.3-0.7,0.4C541.1,68.4,541.4,68.3,541.6,68.2L541.6,68.2z M554.3,60.2h-21.6v0l0,0c-2.9,0-5.3-2.4-5.3-5.3c0-2.9,2.4-5.3,5.3-5.3l0,0l0,0h33.6l3.8-10.6h-37.5l0,0c-6.9,0-12.8,4.4-15,10.6c-0.6,1.7-0.9,3.5-0.9,5.3c0,1.9,0.3,3.7,0.9,5.3c2.2,6.2,8.1,10.6,15,10.6h21.6l0,0c2.9,0,5.3,2.4,5.3,5.3c0,2.9-2.4,5.3-5.3,5.3l0,0h-37.5v10.6h37.5c6.9,0,12.8-4.4,15-10.6c0.6-1.7,0.9-3.5,0.9-5.3c0-1.9-0.3-3.7-0.9-5.3C567.2,64.6,561.3,60.2,554.3,60.2z',
							showAbove: false,
							offsetCenter: [0, '-35%'],
							size: 120,
							keepAspect: true,
							itemStyle: {
								color: '#707177',
							},
						},
						pointer: {
							icon: 'path://M2.9,0.7L2.9,0.7c1.4,0,2.6,1.2,2.6,2.6v115c0,1.4-1.2,2.6-2.6,2.6l0,0c-1.4,0-2.6-1.2-2.6-2.6V3.3C0.3,1.9,1.4,0.7,2.9,0.7z',
							width: 12,
							length: '55%',
							offsetCenter: [0, '8%'],
							itemStyle: {
								color: '#C0911F',
								shadowColor: 'rgba(0, 0, 0, 0.3)',
								shadowBlur: 8,
								shadowOffsetX: 2,
								shadowOffsetY: 4,
							},
						},
						detail: {
							show: false,
						},
						title: {
							offsetCenter: [0, '30%'],
						},
						data: [
							{
								value: 0,
							},
						],
					},
					{
						name: 'minute',
						type: 'gauge',
						startAngle: 90,
						endAngle: -270,
						min: 0,
						max: 60,
						axisLine: {
							show: false,
						},
						splitLine: {
							show: false,
						},
						axisTick: {
							show: false,
						},
						axisLabel: {
							show: false,
						},
						pointer: {
							icon: 'path://M2.9,0.7L2.9,0.7c1.4,0,2.6,1.2,2.6,2.6v115c0,1.4-1.2,2.6-2.6,2.6l0,0c-1.4,0-2.6-1.2-2.6-2.6V3.3C0.3,1.9,1.4,0.7,2.9,0.7z',
							width: 8,
							length: '70%',
							offsetCenter: [0, '8%'],
							itemStyle: {
								color: '#C0911F',
								shadowColor: 'rgba(0, 0, 0, 0.3)',
								shadowBlur: 8,
								shadowOffsetX: 2,
								shadowOffsetY: 4,
							},
						},
						anchor: {
							show: true,
							size: 20,
							showAbove: false,
							itemStyle: {
								borderWidth: 15,
								borderColor: '#C0911F',
								shadowColor: 'rgba(0, 0, 0, 0.3)',
								shadowBlur: 8,
								shadowOffsetX: 2,
								shadowOffsetY: 4,
							},
						},
						detail: {
							show: false,
						},
						title: {
							offsetCenter: ['0%', '-40%'],
						},
						data: [
							{
								value: 0,
							},
						],
					},
					{
						name: 'second',
						type: 'gauge',
						startAngle: 90,
						endAngle: -270,
						min: 0,
						max: 60,
						animationEasingUpdate: 'bounceOut',
						axisLine: {
							show: false,
						},
						splitLine: {
							show: false,
						},
						axisTick: {
							show: false,
						},
						axisLabel: {
							show: false,
						},
						pointer: {
							icon: 'path://M2.9,0.7L2.9,0.7c1.4,0,2.6,1.2,2.6,2.6v115c0,1.4-1.2,2.6-2.6,2.6l0,0c-1.4,0-2.6-1.2-2.6-2.6V3.3C0.3,1.9,1.4,0.7,2.9,0.7z',
							width: 4,
							length: '85%',
							offsetCenter: [0, '8%'],
							itemStyle: {
								color: '#C0911F',
								shadowColor: 'rgba(0, 0, 0, 0.3)',
								shadowBlur: 8,
								shadowOffsetX: 2,
								shadowOffsetY: 4,
							},
						},
						anchor: {
							show: true,
							size: 15,
							showAbove: true,
							itemStyle: {
								color: '#C0911F',
								shadowColor: 'rgba(0, 0, 0, 0.3)',
								shadowBlur: 8,
								shadowOffsetX: 2,
								shadowOffsetY: 4,
							},
						},
						detail: {
							show: false,
						},
						title: {
							offsetCenter: ['0%', '-40%'],
						},
						data: [
							{
								value: 0,
							},
						],
					},
				],
			},

			timeUpdatedStatus: {
				second: false,
				minute: false,
				hour: false,
			},
		}
	},
	mounted() {
		this.chartDom = document.getElementById('main')
		this.myChart = echarts.init(this.chartDom)
		this.start()
		setInterval(() => {
			this.start()
		}, 1000)
	},

	methods: {
		updateSeries(time, series, type) {
			const isCritical = Math.floor(time) === 0 || (type === 'second' && time === 1)
			if (isCritical && this.timeUpdatedStatus[type] === true) {
				this.timeUpdatedStatus[type] = false
				series.data[0].value = 0
				series.clockwise = true
				this.option.animationDurationUpdate = 0
				this.myChart.setOption(this.option, true)
			}
			series.data[0].value = time
			series.clockwise = true
			if (time === 0) {
				this.timeUpdatedStatus[type] = true
				series.clockwise = false
			}
		},

		start() {
			let date = new Date()
			const second = date.getSeconds()
			const minute = date.getMinutes() + second / 60
			const hour = (date.getHours() % 12) + minute / 60

			this.updateSeries(second, this.option.series[2], 'second')
			this.updateSeries(minute, this.option.series[1], 'minute')
			this.updateSeries(hour, this.option.series[0], 'hour')

			this.option.animationDurationUpdate = 300
			this.myChart.setOption(this.option, true)
			date = null
		},
	},
}
</script>

<style scoped></style>
